US ZIP Code
63673

Saint Mary, MO

Ste. Genevieve County  ·  Missouri

● Active
👥 2,350 Population ↑ 39% since 2019
💰 $75,000 Median HH Income
≈ Avg ↑ 42% since 2019
🎂 38.5 Median Age ↓ 26% since 2019
🏠 $217,000 Median Home Value
▼ 22% below avg ↑ 89% since 2019
🎓 25.6% College Grads
▼ 34% below avg
📊 3.2% Unemployment
▼ 35% below avg ↓ 36% since 2019
ZIP Code Details
ZIP Code63673
CitySaint Mary
StateMissouri (MO)
CountySte. Genevieve County
Area Code235/573/618/730
Elevation402 ft
Latitude37.841831
Longitude-89.991058
TimezoneChicago (DST)
FIPS29186
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 46.2% (1,085) Female 53.8% (1,265) ♀

Race & Ethnicity

White: 97.3%Hispanic: 0.1%Black: 0.9%Asian: 0.1%Other: 1.5%Race
White97.3%
Hispanic0.1%
Black0.9%
Asian0.1%
Other1.5%

Age Breakdown

Under 5
6%
5–17
22%
18–24
4%
25–44
27%
45–64
22%
65+
9%

Key Indicators

Median Age38.5 yrs ↓ 26% since 2019
Avg Household Size2.71
Below Poverty13.8% ▲ 38% above avg
College Grads25.6% ▼ 34% below avg
Unemployment3.2% ▼ 35% below avg
No HS Diploma26 (1.8%)
HS Graduate627 (42.3%)
Some College326 (22%)
Associates125 (8.4%)
Bachelors91 (6.1%)
Graduate Degree289 (19.5%)

Education

No HS: 1.8%HS Grad: 42.3%Some College: 22%Associates: 8.4%Bachelors: 6.1%Graduate: 19.5%Edu
No HS1.8%
HS Grad42.3%
Some College22.0%
Associates8.4%
Bachelors6.1%
Graduate19.5%
Housing & Income

Housing Tenure

Owner: 81.4%Renter: 18.6%Tenure
Owner81.4%
Renter18.6%

Home Value Distribution

Under $50k
10%
$50k–100k
16%
$100k–150k
6%
$150k–200k
13%
$200k–300k
32%
$300k–500k
17%
Over $500k
6%

Financials

Median HH Income$75,000 ≈ Avg ↑ 42% since 2019
Median Home Value$217,000 ▼ 22% below avg ↑ 89% since 2019
Home/Income Ratio2.9x (nat avg ~3.5x)
Median Rent$926/mo ↑ 19% since 2019
Total Units1,050
Vacant Units186
Avg HH Size2.71

Income Distribution

Under $25k
15%
$25k–50k
20%
$50k–75k
15%
$75k–100k
16%
$100k–150k
12%
$150k–200k
16%
Over $200k
7%
Employment & Commute

How People Get to Work

Drove Alone
94%
Walked
0%
Work From Home
6%

Commute Time

Under 15 min
20%
15–30 min
49%
30–45 min
18%
Over 45 min
14%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
5%
1960s–1970s
22%
1980s–1990s
16%
2000+
56%

Summary

Total Units1,050
Vacant186
Owner Occupied81.4%
Renter Occupied18.6%
Avg HH Size2.71
Frequently Asked Questions
ZIP code 63673 is in Saint Mary, MO, in Ste. Genevieve County.
ZIP code 63673 is located in Missouri (MO).
ZIP code 63673 is in Ste. Genevieve County, MO.
ZIP 63673 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 63673 is 2,350 people (ACS 2023).
The median household income in ZIP code 63673 is $75,000 (ACS 2023).
The median home value in ZIP 63673 is $217,000 (ACS 2023).
About ZIP Code 63673

ZIP code 63673 is located in Saint Mary, Missouri, within Ste. Genevieve County. With a population of 2,350, this is a sparsely populated ZIP code with a middle-aged community — the median age is 38.5 years. Economically, 63673 is a solidly middle-class ZIP code: the median household income of $75,000 is near the national average.

Real estate in ZIP code 63673 represents an affordable housing market. The median home value of $217,000 is below the national average. Renters can expect to pay around $926 per month in median rent. Homeownership is strong here — 81.4% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 89% since 2019.

The population of 63673 is primarily White (97.32%). Residents are moderately educated — 25.6% hold a bachelor's degree or higher, which is below the national average. Poverty affects some residents at 13.8%. Household income has grown by 42% since 2019.

The unemployment rate in 63673 stands at 3.2%, which is below the national average. As in most parts of the country, driving alone is the dominant commute mode at 92%.

Overall, ZIP code 63673 in Saint Mary, MO is characterized as solidly middle-class, moderately educated, a middle-aged community, and predominantly owner-occupied. With 2,350 residents, a median household income of $75,000, and a median home value of $217,000, it offers a clear picture of life in this part of Missouri.